<template>
    <div class='app-container'>
        <!-- 头部 -->
        <mt-header fixed title='黑马程序员 vue-cms项目'>
             <a slot="left" @click='backmenu' v-show='flag'>
                <mt-button icon="back">返回</mt-button>
            </a>
        </mt-header>
        <!-- router-view区域 -->
        <!-- <h1>APP组件</h1> -->
        <!-- router-view区域 -->
        <transition>
            <router-view></router-view>
        </transition>
        
        
        <!-- tabbar区域 -->
        <nav class="mui-bar mui-bar-tab">
			<router-link class="mui-tab-item-myself" to="/home">
				<span class="mui-icon mui-icon-home"></span>
				<span class="mui-tab-label">首页</span>
			</router-link>
			<router-link class="mui-tab-item-myself" to="/member">
                
				<span class="mui-icon mui-icon-contact"></span>
				<span class="mui-tab-label">会员</span>
			</router-link>
			<router-link class="mui-tab-item-myself" to="/shopcar">
				<span class="mui-icon mui-icon-extra mui-icon-extra-cart"><span class="mui-badge" id="badge">{{$store.getters.amount}}</span></span>
				<span class="mui-tab-label">购物车</span>
                
			</router-link>
			<router-link class="mui-tab-item-myself" to="/search">
				<span class="mui-icon mui-icon-search"></span>
				<span class="mui-tab-label">搜索</span>
			</router-link>
		</nav>

    </div>

</template>

<script>
export default {
    data(){
        return{
            flag:false
        }
    },
    created(){
        this.flag = this.$route.path === '/home' ? false:true
    },
    methods:{
        backmenu(){
            console.log(this.$router)
            this.$router.go(-1)
        }   
    },
    watch:{
        '$route.path':function(newval){
            this.flag = newval === '/home' ? false:true
            console.log(this.flag)
        }
    }
}

</script>

<style scoped>
.mint-header{
    z-index:999;
}
    
   .app-container{
       padding-top:40px;
       padding-bottom:50px;
       overflow-X: hidden;
   }
   .v-enter{
      opacity:0;
      transform:translateX(100%); 
   }
   /* .v-enter-to,
   .v-leave 
    在enter结束和leave开始的时候，即为你想要显示的画面
   */
   .v-leave-to{
       opacity:0;
       transform:translateX(-100%);
       position:absolute;
   }

   .v-enter-active,
   .v-leave-active{
       transition:all 0.5s ease;
   }
   .mui-bar-tab .mui-tab-item-myself.mui-active {
    color: #007aff;
   }
   .mui-bar-tab .mui-tab-item-myself {
    display: table-cell;
    overflow: hidden;
    width: 1%;
    height: 50px;
    text-align: center;
    vertical-align: middle;
    white-space: nowrap;
    text-overflow: ellipsis;
    color: #929292;
}
.mui-bar-tab .mui-tab-item-myself .mui-icon {
    top: 3px;
    width: 24px;
    height: 24px;
    padding-top: 0;
    padding-bottom: 0;
}
.mui-bar-tab .mui-tab-item-myself .mui-icon~.mui-tab-label {
    font-size: 11px;
    display: block;
    overflow: hidden;
    text-overflow: ellipsis;
}
</style>